Notice that to reproduce you need a trailing slash in the URL. https://help.launchpad.net/WhateverPageYouAreOn/ reproduces the problem https://help.launchpad.net/WhateverPageYouAreOn doesn't reproduce the problem
Notice that to reproduce you need a trailing slash in the URL. /help.launchpad .net/WhateverPa geYouAreOn/ reproduces the problem /help.launchpad .net/WhateverPa geYouAreOn doesn't reproduce the problem
https:/
https:/